MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector. The document body, though heavily obfuscated, also contains the same malicious URL. This suggests the primary goal is to lure the user to a malicious site, likely for further exploitation or credential harvesting. No scripts were extracted, limiting the analysis of direct execution capabilities.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.ru/pify?keyword=ilustracion+botanica+helen+birch+pdf
- http://files.kristengoetztattoo.com/uploads/1/3/1/0/131070362/28990.pdf
- http://files.whitbyanglicans.com/uploads/1/3/1/6/131606533/pekodatulijalo-tojufegudu.pdf
- http://kawurefe.morgannelycedavis.com/uploads/1/3/2/7/132712615/d5de5d9b46694.pdf
- https://cdn.shopify.com/s/files/1/0438/7084/7131/files/kafuma.pdf
- https://cdn.shopify.com/s/files/1/0428/7679/7081/files/neregiwifujogenibivifavup.pdf
- https://cdn.shopify.com/s/files/1/0431/7442/8829/files/64202471932.pdf
- https://cdn.shopify.com/s/files/1/0431/0636/9703/files/gamekogaropopone.pdf
- https://cdn.shopify.com/s/files/1/0427/7266/0390/files/kukafekixonusufire.pdf
- https://cdn.shopify.com/s/files/1/0434/4568/2328/files/88774390364.pdf
- https://cdn.shopify.com/s/files/1/0432/8272/7067/files/33520682362.pdf
- https://cdn.shopify.com/s/files/1/0435/7623/0046/files/pandas_select_row_by_index.pdf
- https://cdn.shopify.com/s/files/1/0428/1679/8883/files/duvulewisok.pdf
- https://cdn.shopify.com/s/files/1/0435/9425/2456/files/math_for_machine_learning_by_richard_han.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/51994241049.pdf
- https://cdn.shopify.com/s/files/1/0430/6989/8909/files/79450729466.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004fca.bin272e784af8da7f2bbd1f1765cab1c2ded40e296c4b4e89f0f10d243b27594fe9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4FCA | 5320 bytes |
font_01_sfnt_off000061c3.bin798d88e8b80e82d6855292eafb2b1678d145239d27e22a0b53b34e7e928a7874 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61C3 | 10912 bytes |
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